Mitel Alternatives

Skype is the most popular free voice-over IP and instant messaging service globally. It allows users to text, video and voice call over the internet. Users can also call landlines and mobiles at competitive rates using Skype credit, premium accounts and subscriptions.

Nertivia is an chat client that allows you to chat to anyone across the world. There are a lot of features that don't require you to pay at all such as, gif profile pictures, free custom emojis and more coming soon!

Lifesize Go gives you instant access to your own high-quality free video meeting space. Host meetings with up to eight participants from your phone or laptop without needing to download an application or install updates.

Justcall helps businesses to get multiple virtual numbers in 58 countries and let you make, receive, track and record calls from web or your mobile phone. Features like conference calling, call distribution, welcome message etc take seconds to setup.

Unify Office is the new cloud team collaboration and communications service delivered by Atos Unify in partnership with RingCentral, a market leader in UCaaS.

Avaya, a global leader in business communications, provides solutions directly and through its channel partners to leading enterprises around the world.

Cloud-based phone centre solution with 50+ advanced call features, ready to use in a minute. CloudTalk helps more than 1000 smart companies as DHL, Electronic Star, Yves Rocher deliver exceptional customer support & boost their sales.

RingCentral Office integrates phone, video, meetings, and messaging in one reliable, easy-to-use solution. Unlimited local, long distance calling and faxing – anywhere within the US and Canada

Sideline is the work number for your smartphone. It uses your existing carrier network so that 2nd number works wherever you do. Porting numbers from another service is available.

YouMail turns visual voicemail into a personal assistant for handling all your missed calls. And it's FREE! Join millions of other happy users.